dfh is decimalfromhex.  can either change the line to dfhx, or copy the dfhx 
definition, and change 16x to 16.


the following should work:
  'd n'=: 'mruJfgd0RG' newandgetrsa 'C:\path that exists\ spaces 
ok\pascaljasmin'


in the calls to openssl, many files are created.  There needs to be a full path 
because some further files are created outside of openssl calls.  Calling with 
a: will put files in '~system' that are extremely unlikely to exist.


----- Original Message -----
From: Raul Miller <rauldmil...@gmail.com>
To: Programming forum <programm...@jsoftware.com>
Cc: 
Sent: Tuesday, January 28, 2014 9:47:54 AM
Subject: Re: [Jprogramming] An RSA encryption implementation

I added the line
   require 'files task'

to the  code from your listing.

The result fails under J6 and J7 (I have not tried J8 beta):

J6 fails like this:
   'd n'=: 'mruJfgd0RG' newandgetrsa 'pascaljasmin.txt'

|value error: dfh
|   pD pubrsa=.a.{~_2
dfh\,>}:^:(':'={:)each(#~0,@:-.@:=$&>),;:>('-----BEGIN PUBLIC
KEY-----'Boxlink'-----END PUBLIC KEY-----')(}.@:}:@:takerange{])l

J7 fails like this:

   'd n'=: 'mruJfgd0RG' newandgetrsa 'pascaljasmin.txt'



|index error: nkec
|   privh=.,>}:^:(':'={:)each(#~0,@:-.@:=$&>),;:>2 3 4    {l


I am also wondering about those blank lines I am seeing.

(And, yes, that is a random and arbitrary example password - one which
I have no intention of using.)

Thoughts?

Thanks,

-- 
Raul

On Tue, Jan 28, 2014 at 9:29 AM, Pascal Jasmin <godspiral2...@yahoo.ca> wrote:
> fixed listing, as it was messing up on J32, and on fresh loads.
>
> J6 needs to load  system/main/files and system/packages/mist/task
>
> Also J6 can in fact do signatures, or at least can with upto 768bit long 
> keys.  (earlier Problem was unrelated to j32.  fixed in listing)
>
>
>
>
> ----- Original Message -----
> From: Raul Miller <rauldmil...@gmail.com>
> To: Programming forum <programm...@jsoftware.com>
> Cc:
> Sent: Tuesday, January 28, 2014 9:02:54 AM
> Subject: Re: [Jprogramming] An RSA encryption implementation
>
> you are missing a require statement, if you expect this to work on
> older J versions (such as version 6).
>
> Still, so far at least, this looks nice.
>
> Thanks,
>
> --
> Raul
>
>
>
> On Tue, Jan 28, 2014 at 8:53 AM, Pascal Jasmin <godspiral2...@yahoo.ca> wrote:
>> J has been able to encrypt/decrypt (verify/sign) rsa signatures for some 
>> time, with special code.
>>
>> http://www.jsoftware.com/jwiki/PascalJasmin/RSA%20native%20and%20openssl%20control
>>
>>
>>
>> includes code to generate and retrieve key parameters by spawning openssl 
>> commanline tools.  The first line of script is the openssl path.
>>
>>  on 32bit system, verify works, but RSAsign has a limit error at 960 
>>bitlength.
>> ----------------------------------------------------------------------
>> For information about J forums see http://www.jsoftware.com/forums.htm

> ----------------------------------------------------------------------
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>
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